Table 4.

Apparent digestibility coefficients of nutrients, gross energy, and chitin of the tested insect meals.

ADC (%)	BSL	MW	BBF	p value
Dry matter	80.59 ± 0.83a	44.86 ± 1.93c	77.76 ± 4.02b	<0.001
Crude protein	83.93 ± 0.19a	49.28 ± 2.39c	76.04 ± 2.82b	<0.001
Crude fat	93.90 ± 0.19b	61.86 ± 1.51c	96.41 ± 0.48a	<0.001
Crude ash	80.66 ± 0.40a	N/A	54.66 ± 9.67b	<0.001
Phosphorus	94.16 ± 5.49a	64.16 ± 6.44c	80.61 ± 6.02b	<0.001
Gross energy	84.10 ± 0.26a	52.05 ± 1.96b	81.20 ± 2.71a	<0.001
Chitin	96.05 ± 0.37a	72.84 ± 7.57b	68.18 ± 5.69b	<0.001
Essential amino acids (EAA)
Arginine	83.91 ± 0.61a	33.84 ± 2.21c	75.68 ± 1.02b	<0.001
Histidine	69.80 ± 0.93b	N/A	81.10 ± 0.83a	<0.001
Isoleucine	60.61 ± 1.08b	N/A	66.66 ± 1.45a	<0.001
Leucine	63.39 ± 1.01	N/A	63.92 ± 1.47	<0.511
Lysine	79.15 ± 0.77b	50.85 ± 0.56c	90.45 ± 0.70a	<0.001
Methionine	82.56 ± 0.56b	60.45 ± 1.46c	86.16 ± 0.60a	<0.001
Threonine	59.85 ± 1.20b	N/A	64.55 ± 1.02a	<0.001
Phenylalanine	78.48 ± 0.60b	54.58 ± 1.68c	85.87 ± 0.55a	<0.001
Tryptophan	74.03 ± 1.49b	N/A	77.53 ± 2.76a	<0.001
Valine	67.89 ± 0.85b	N/A	69.30 ± 1.18a	<0.031
Fatty acids (FA)
10 : 0	99.26 ± 0.22a	62.86 ± 2.77b	N/A	<0.001
12 : 0	100.01 ± 0.01b	70.61 ± 6.22c	102.51 ± 1.82a	<0.001
14 : 0	99.64 ± 0.11a	84.66 ± 1.28b	99.59 ± 0.06a	<0.001
16 : 0	99.61 ± 0.17a	97.85 ± 0.18b	99.50 ± 0.03a	<0.001
18 : 0	98.91 ± 0.09b	96.07 ± 0.17c	99.35 ± 0.10a	<0.001
18 : 1n − 9	99.75 ± 0.28	99.16 ± 0.07	99.70 ± 0.06	<0.068
18 : 1n − 7	99.78 ± 3.64b	102.47 ± 0.32a	99.43 ± 0.07b	<0.001
18 : 2n − 6	101.09 ± 0.32a	101.29 ± 0.37a	99.75 ± 0.05b	<0.001
18 : 3n − 3	102.11 ± 1.00a	103.18 ± 1.13a	99.54 ± 0.33b	<0.001
22 : 6n − 3	N/A	90.16 ± 0.22	N/A	—
EPA + DHA	N/A	84.94 ± 3.07b	89.08 ± 1.41a	<0.001

N/A: not applicable. N/A values assigned when nutrient levels in the ingredient were traced, resulting in a negative digestibility value using the mathematical digestibility equation. The statistical IDs marked with different letters translate into a significant difference at the level of p < 0.05.